5x-1=14
Ajutati-ma va rog frumos


Răspuns :

5x=14+1
5x=15
x=15:5
x=3

[tex]5x - 1 = 14 \\ \\ 5x = 14 + 1 \\ \\ 5x = 15 \\ \\ \frac{5x}{5} = \frac{15}{5} \\ \\ x = 3 [/tex]